diff --git a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/RunningScriptInterface.java b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/RunningScriptInterface.java
index 7b5fa1a9..9f338c1b 100644
--- a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/RunningScriptInterface.java
+++ b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/RunningScriptInterface.java
@@ -24,7 +24,7 @@ public interface RunningScriptInterface {
 
 	public boolean stop();
 
-	public List<TestPlanScriptResult> doAfterRun(Date sampleTime);
+	public List<TestPlanScriptResult> sample(Date sampleTime);
 
 	public Date getStartTime();
 
diff --git a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java
index 7838c4a8..70fbf3f0 100644
--- a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java
+++ b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java
@@ -285,7 +285,7 @@ public class TestPlan implements IAggregate {
 		List<Object> resultList = new LinkedList<Object>();
 		for (TestPlanScript testPlanScript : getTestPlanScripts()) {
 			List<TestPlanScriptResult> testPlanScriptResults = testPlanScript
-					.doAfterRun(sampleTime);
+					.sample(sampleTime);
 			if (testPlanScriptResults != null)
 				resultList.addAll(testPlanScriptResults);
 		}
diff --git a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlanScript.java b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlanScript.java
index 7770f532..49ff0efb 100644
--- a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlanScript.java
+++ b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlanScript.java
@@ -220,7 +220,7 @@ public class TestPlanScript implements RunningScriptInterface {
 				.unmodifiableCollection(this.getRunningAgentsDB())));
 	}
 
-	public List<TestPlanScriptResult> doAfterRun(Date sampleTime) {
+	public List<TestPlanScriptResult> sample(Date sampleTime) {
 		try {
 			ScriptResultModel scriptResultModel = this.getSampler()
 					.getResultModelFromAgent();
diff --git a/Bench4Q-Master/src/test/java/org/bench4q/master/integrated/Test_TestResultSave.java b/Bench4Q-Master/src/test/java/org/bench4q/master/integrated/Test_TestResultSave.java
index 20abd627..088c5c45 100644
--- a/Bench4Q-Master/src/test/java/org/bench4q/master/integrated/Test_TestResultSave.java
+++ b/Bench4Q-Master/src/test/java/org/bench4q/master/integrated/Test_TestResultSave.java
@@ -106,7 +106,7 @@ public class Test_TestResultSave extends TestBase_MakeUpTestPlan {
 				testPlan.getCurrentStatus());
 		testPlanScript = getOneTestPlanScript(testPlan);
 		List<Object> resultList = new ArrayList<Object>();
-		resultList.addAll(testPlanScript.doAfterRun(new Date()));
+		resultList.addAll(testPlanScript.sample(new Date()));
 		this.getTestResultSave().update(testPlan, resultList);
 		testPlanFromRepo = this.getTestPlanRepository().getTestPlanInDomainBy(
 				this.getTestPlanRunIdUuid());
diff --git a/Bench4Q-Share/src/main/java/org/bench4q/share/models/agent/scriptrecord/ScheduleModel.java b/Bench4Q-Share/src/main/java/org/bench4q/share/models/agent/scriptrecord/ScheduleModel.java
index 761285c9..f34091a9 100644
--- a/Bench4Q-Share/src/main/java/org/bench4q/share/models/agent/scriptrecord/ScheduleModel.java
+++ b/Bench4Q-Share/src/main/java/org/bench4q/share/models/agent/scriptrecord/ScheduleModel.java
@@ -39,12 +39,11 @@ public class ScheduleModel {
 		if (this.points.size() == 0) {
 			return 0;
 		}
-		long startTime = this.points.get(0).getTimeInSecond(), endTime = startTime;
+		long endTime = this.points.get(0).getTimeInSecond();
 		for (PointModel point : this.getPoints()) {
-			startTime = Math.min(point.getTimeInSecond(), startTime);
 			endTime = Math.max(point.getTimeInSecond(), endTime);
 		}
-		return endTime - startTime;
+		return endTime;
 	}
 
 	public int getMaxLoad() {